| 1 | /*- |
| 2 | * SPDX-License-Identifier: BSD-3-Clause |
| 3 | * |
| 4 | * Copyright (c) 1989, 1993 |
| 5 | * The Regents of the University of California. All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to Berkeley by |
| 8 | * Rick Macklem at The University of Guelph. |
| 9 | * |
| 10 | * Redistribution and use in source and binary forms, with or without |
| 11 | * modification, are permitted provided that the following conditions |
| 12 | * are met: |
| 13 | * 1. Redistributions of source code must retain the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer. |
| 15 | * 2. Redistributions in binary form must reproduce the above copyright |
| 16 | * notice, this list of conditions and the following disclaimer in the |
| 17 | * documentation and/or other materials provided with the distribution. |
| 18 | * 3. Neither the name of the University nor the names of its contributors |
| 19 | * may be used to endorse or promote products derived from this software |
| 20 | * without specific prior written permission. |
| 21 | * |
| 22 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 23 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 24 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 25 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 26 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 27 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 28 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 29 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 30 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 31 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 32 | * SUCH DAMAGE. |
| 33 | */ |
| 34 | |
| 35 | #ifndef _NFSCLIENT_NFSMOUNT_H_ |
| 36 | #define _NFSCLIENT_NFSMOUNT_H_ |
| 37 | |
| 38 | #include <sys/socket.h> |
| 39 | |
| 40 | #include <nfs/nfs_mountcommon.h> |
| 41 | |
| 42 | #include <rpc/types.h> |
| 43 | #include <rpc/auth.h> |
| 44 | #include <rpc/clnt.h> |
| 45 | #include <rpc/rpcsec_gss.h> |
| 46 | |
| 47 | /* |
| 48 | * Mount structure. |
| 49 | * One allocated on every NFS mount. |
| 50 | * Holds NFS specific information for mount. |
| 51 | */ |
| 52 | struct nfsmount { |
| 53 | struct nfsmount_common nm_com; /* Common fields for nlm */ |
| 54 | int nm_numgrps; /* Max. size of groupslist */ |
| 55 | u_char nm_fh[NFSX_V4FH]; /* File handle of root dir */ |
| 56 | int nm_fhsize; /* Size of root file handle */ |
| 57 | int nm_sotype; /* Type of socket */ |
| 58 | int nm_soproto; /* and protocol */ |
| 59 | int nm_soflags; /* pr_flags for socket protocol */ |
| 60 | struct sockaddr *nm_nam; /* Addr of server */ |
| 61 | int nm_deadthresh; /* Threshold of timeouts-->dead server*/ |
| 62 | int nm_rsize; /* Max size of read rpc */ |
| 63 | int nm_wsize; /* Max size of write rpc */ |
| 64 | int nm_readdirsize; /* Size of a readdir rpc */ |
| 65 | int nm_readahead; /* Num. of blocks to readahead */ |
| 66 | int nm_wcommitsize; /* Max size of commit for write */ |
| 67 | int nm_acdirmin; /* Directory attr cache min lifetime */ |
| 68 | int nm_acdirmax; /* Directory attr cache max lifetime */ |
| 69 | int nm_acregmin; /* Reg file attr cache min lifetime */ |
| 70 | int nm_acregmax; /* Reg file attr cache max lifetime */ |
| 71 | u_char nm_verf[NFSX_V3WRITEVERF]; /* V3 write verifier */ |
| 72 | TAILQ_HEAD(, buf) nm_bufq; /* async io buffer queue */ |
| 73 | short nm_bufqlen; /* number of buffers in queue */ |
| 74 | short nm_bufqwant; /* process wants to add to the queue */ |
| 75 | int nm_bufqiods; /* number of iods processing queue */ |
| 76 | u_int64_t nm_maxfilesize; /* maximum file size */ |
| 77 | struct nfs_rpcops *nm_rpcops; |
| 78 | int nm_tprintf_initial_delay; /* initial delay */ |
| 79 | int nm_tprintf_delay; /* interval for messages */ |
| 80 | int nm_secflavor; /* auth flavor to use for rpc */ |
| 81 | struct __rpc_client *nm_client; |
| 82 | struct rpc_timers nm_timers[NFS_MAX_TIMER]; /* RTT Timers for rpcs */ |
| 83 | char nm_principal[MNAMELEN]; /* GSS-API principal of server */ |
| 84 | gss_OID nm_mech_oid; /* OID of selected GSS-API mechanism */ |
| 85 | int nm_nametimeo; /* timeout for +ve entries (sec) */ |
| 86 | int nm_negnametimeo; /* timeout for -ve entries (sec) */ |
| 87 | |
| 88 | /* NFSv4 */ |
| 89 | uint64_t nm_clientid; |
| 90 | fsid_t nm_fsid; |
| 91 | u_int nm_lease_time; |
| 92 | time_t nm_last_renewal; |
| 93 | }; |
| 94 | |
| 95 | #define nm_mtx nm_com.nmcom_mtx |
| 96 | #define nm_flag nm_com.nmcom_flag |
| 97 | #define nm_state nm_com.nmcom_state |
| 98 | #define nm_mountp nm_com.nmcom_mountp |
| 99 | #define nm_timeo nm_com.nmcom_timeo |
| 100 | #define nm_retry nm_com.nmcom_retry |
| 101 | #define nm_hostname nm_com.nmcom_hostname |
| 102 | #define nm_getinfo nm_com.nmcom_getinfo |
| 103 | #define nm_vinvalbuf nm_com.nmcom_vinvalbuf |
| 104 | |
| 105 | #if defined(_KERNEL) |
| 106 | /* |
| 107 | * Convert mount ptr to nfsmount ptr. |
| 108 | */ |
| 109 | #define VFSTONFS(mp) ((struct nfsmount *)((mp)->mnt_data)) |
| 110 | |
| 111 | #ifndef NFS_TPRINTF_INITIAL_DELAY |
| 112 | #define NFS_TPRINTF_INITIAL_DELAY 12 |
| 113 | #endif |
| 114 | |
| 115 | #ifndef NFS_TPRINTF_DELAY |
| 116 | #define NFS_TPRINTF_DELAY 30 |
| 117 | #endif |
| 118 | |
| 119 | #ifndef NFS_DEFAULT_NAMETIMEO |
| 120 | #define NFS_DEFAULT_NAMETIMEO 60 |
| 121 | #endif |
| 122 | |
| 123 | #ifndef NFS_DEFAULT_NEGNAMETIMEO |
| 124 | #define NFS_DEFAULT_NEGNAMETIMEO 60 |
| 125 | #endif |
| 126 | |
| 127 | #endif |
| 128 | |
| 129 | #endif |